lld/test/ELF/icf-ineligible.s

   1 # REQUIRES: x86
   2 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
   3 # RUN: ld.lld %t.o -o /dev/null --keep-unique fu --icf=all --print-icf-sections | FileCheck %s
   4
   5 ## Check that ICF is able to merge equivalent sections with relocations to
   6 ## different symbols, e.g. aliases, that refer to the same section which is
   7 ## ineligible for ICF.
   8
   9 # CHECK: selected section {{.*}}:(.text.f1)
  10 # CHECK:   removing identical section {{.*}}:(.text.f2)
  11 # CHECK:   removing identical section {{.*}}:(.text.f3)
  12 # CHECK: selected section {{.*}}:(.text.f4)
  13 # CHECK:   removing identical section {{.*}}:(.text.f5)
  14
  15 .globl d, d_alias, fu, f1, f2, f3, f4, f5
  16
  17 .section .data.d,"aw",@progbits
  18 d:
  19 d_alias:
  20 .long 42
  21
  22 .section .text.fu,"ax",@progbits
  23 fu:
  24   nop
  25
  26 .section .text.f1,"ax",@progbits
  27 f1:
  28 .quad d
  29
  30 .section .text.f2,"ax",@progbits
  31 f2:
  32 .quad d_alias
  33
  34 .section .text.f3,"ax",@progbits
  35 f3:
  36 .quad .data.d
  37
  38 .section .text.f4,"ax",@progbits
  39 f4:
  40 .quad fu
  41
  42 .section .text.f5,"ax",@progbits
  43 f5:
  44 .quad .text.fu